baber/WOPTO huggingface dataset:
Patent JP-2001349917-A (JP)
Title: Apparatus for measuring radiation directivity of antenna
Inventor: KUME DANJI
IPC: H01Q7/04
Filed: 2000-06-12
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for measuring the radiation directivity of an antenna in which the antenna to be measured does not influence the radiated electromagnetic field even when the antenna is brought close to a super-vicinity area to the antenna to be measured. SOLUTION: In the apparatus for measuring the radiation directivity of an antenna to be measured which measures the two-dimensional electric field distribution or the interference complex data distribution as the two-dimensional magnetic distribution formed by the antenna to be measured to measure the radiation directivity of the antenna to be measured by the relative surface- scanning of the antenna to be measure and a probe antenna, the probe antenna is formed of a shielded loop antenna, and the radiation directivity can be measured without deforming the electromagnetic field to be measured.
Patent JP-2001355192-A (JP)
Title: Drawing paper
Inventor: YAMAKAWA KAZUHIDE
IPC: D21H11/14
Filed: 2000-06-13
Abstract: PROBLEM TO BE SOLVED: To obtain a drawing paper recycled from a waste paper and having the quality exceeding that of a drawing paper comprising a conventional virgin pulp. SOLUTION: This drawing paper is obtained by compounding >=50 wt.% of the waste paper consisting essentially of a chemical pulp having >=80% brightness and has a finishing density of the paper within the range of 0.55 to 0.80 g/cm3 and >=80% finishing brightness.
Patent JP-2001355127-A (JP)
Title: Polyurethane fiber and stretch fabric each highly resistant to dry cleaning solvent
Inventor: KITAMURA KOTA
IPC: D03D15/56
Filed: 2000-06-13
Abstract: PROBLEM TO BE SOLVED: To obtain a stretch fabric slight in powerdown when subjected to dry cleaning, and to provide a polyurethane fiber to be used in producing such a stretch fabric. SOLUTION: This stretch fabric is obtained by using a polyurethane fiber >=100% in mechanical strength retention when treated at 50 deg.C for 4 h in Perclene.
Patent JP-2001355468-A (JP)
Title: Valve opening/closing timing control device
Inventor: OGAWA KAZUMI
IPC: F01L1/344
Filed: 2000-06-14
Abstract: PROBLEM TO BE SOLVED: To quickly rotate a rotor member into an intermediate phase position between a most advance phase position and a most delay phase position relatively to a housing member when starting an internal combustion engine. SOLUTION: This valve opening/closing timing control device is provided with a relative rotation control mechanism actuated to unlock by the supply of an operating fluid to allow the relative rotation of the housing member 30 to rotor member 20 and actuated to lock by the discharge of the operating oil to regulate the relative rotation of the housing member 30 to rotor member 20 in an intermediate phase position between a most advance phase position and a most delay phase position, and a hydraulic circuit C for controlling the supply and discharge of the operating oil to and from an advance oil chamber R1 and a delay oil chamber R2 and controlling the supply and discharge of the operating oil to and from the relative rotation control mechanism.  A hydraulic circuit capable of discharging the operating oil from the advance oil chamber R1, the delay oil chamber R2 and the relative rotation control mechanism when starting the internal combustion engine is employed as the hydraulic circuit C.
Patent JP-2002002432-A (JP)
Title: Air bag device for automobile
Inventor: TONOOKA MASAMI
IPC: B60R21/20
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide an air bag device for an automobile wherein the gas introducing port of an air bag hardly slips without requiring a countermeasure for heat-proofness. SOLUTION: Since an extended part 16 is formed in a longitudinal end part in a side corresponding to a gas injection port 12 of an inflator 6 in the gas introducing port 15, the longitudinal end part of the port 15 is hardly deformed toward a spreading direction, and the gas introducing port 15 hardly comes off thereby from an opening 8 even when receiving heat of gas directly.
Patent JP-2002000551-A (JP)
Title: Method of manufacturing flexible tube for endoscope
Inventor: IKEDA KUNITOSHI
IPC: F16L11/04
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a flexible tube for endoscope for which brazing and soldering can be used at the time of fixing a spiral tube to a braided body even when heat treatment is performed on the jacket of the tube and in which the spiral tube and braided body are coupled with the jacket with strong coupling forces (adhesion) can be manufactured. SOLUTION: This method includes a step of manufacturing a tube member 3 by putting the jacket 5 on a netted pipe 4 so as to cover at least part of the tube 4, a step of passing a core material 82 through the spiral tube 6 having an outside diameter D larger than the inside diameter (d) of the tube member 3 in a natural state and temporarily fixing the core material 82 by reducing the diameter of the tube 6 so that the reduced outside diameter D' of the tube 6 may become D'<d, and a step of passing the spiral tube 6 temporarily fixed to the core material 82 through the tube member 3 and pulling out the core material 82 by releasing the material 82 from the temporarily fixed state. The method also includes a step of brazing and soldering the spiral tube 6 to the netted tube 4 at both ends of the tube 6 or their vicinities.  The jacket 5 put on the netted tube 4 is heat-treated before the brazing and soldering step.
Patent JP-2002006981-A (JP)
Title: Digital control device
Inventor: KAWANO OSAMU
IPC: G06F1/08
Filed: 2000-06-20
Abstract: PROBLEM TO BE SOLVED: To structure as a synchronous order circuit and to realize high processing capability which fits to the response speed of a hardware about a digital control device which realizes a prescribed function in cooperation with input and output devices. SOLUTION: This is structured as a synchronous order circuit which works synchronously to a clock signal, and it has a main processing means which generalizes the movement of one device or more N by conducting a prescribed process based upon RISK logic and accumulative logic and has a clock generating means which supplies clock signals to the main processing means. The main processing means checks whether access is correct or not to one specified device or more n (<=N) in one device or more N. The clock generating means changes the frequency of the clock signals, and sets the frequency of the clock signals under the maximum frequency which the result of the main processing means's check is true under the clock signals of the frequency.
Patent JP-2001079452-A (JP)
Title: Centrifugal machine
Inventor: MIURA MASAHIRO
IPC: B04B7/02
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To increase the quantity of imbalance allowable during rotation and to use a rotor even when its own weight is large by installing a means for positioning a driving device in the axial direction. SOLUTION: A viscoelastic body 4 molded from vibrationproof rubber having elasticity and viscosity and a lifting tool 7 made of a wire rope or a piano wire are arranged in parallel to a driving device 5. By connecting a housing 3 with the bottom surface of the device 5 by the lifting tool 7, the device 5 has horizontal freedom to be vibrated horizontally and to be positioned axially by being restricted vertically. An adjustment mechanism 8 using a screw pitch for operating the length of the tool 7 is fitted to the end of the tool 7. A spring coefficient in which the spring coefficient of the viscoelastic body 4 and the spring coefficient of the tool 7 are combined is made smaller than the spring coefficient of a rotary shaft 6.
Patent JP-2002006272-A (JP)
Title: Plastic photochromic lens for spectacles
Inventor: KADOWAKI SHINICHIRO
IPC: C08L101/00
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a plastic photochromic lens for spectacles which is high in the rates of dyeing and color fading, is constant in color tones of a color fading process and is excellent in appearance performance. SOLUTION: This plastic photochromic lens for spectacles contains (A) photochromic dyes of which the absorption of the main wavelength in color developing in the base material resin of the lens exists at 540 to 640 nm, the half-value width of absorption is >=120 nm, the half-life of color fading at 20 deg.C is within 90 seconds, (B) photochromic dyes of which the absorption at the main wavelength in color developing within the base material resin of the lens exists at 420 to 540 nm and (C) photochromic dyes of which the absorption of the main wavelength in color developing in the base material resin of the lens exists at 540 to 640 nm and the half-life of color fading at 20 deg.C is within a range of 2 to 20 times that of the photochromic dyes having the components (A) within the base material resin of the lens.
Patent JP-2001015686-A (JP)
Title: Small power electric charge transition method in i/o system of integrated circuit and small power i/o system
Inventor: WALIA RAJAN
IPC: H01L27/04
Filed: 2000-06-28
Abstract: PROBLEM TO BE SOLVED: To reduce energy consumption and minimize a required additional chip region by charging second capacitive load gradually to a following voltage level between a pre-load voltage and an operating voltage, by sharing electric charge and using a plurality of intermediate voltage sources before charging to an operating voltage. SOLUTION: An I/O pad 1 is connected to a transfer gate 2, a 3 V P-drive 3, a 5 V P-drive 5 and an N-drive 6, respectively. A control device 4 is connected to the transfer gate 2, the drivers 3, 5, 6 and a DATA line. A source of the 3 V P-driver 3 is connected to a 3 V intermediate power supply for driving the I/O pad 1 to 3 V. A source of the 5 V P-driver 5 is connected to a 5 V intermediate power supply for driving the I/O pad 1 to 5 V. The control device 4 controls timing of the drivers 3, 4, 5 and the transfer gate 2. The I/O pad 1 is connected to an electric charge sharing bus Cbus 7 through the transfer gate 2.
Patent JP-2002015453-A (JP)
Title: Optical information recording and reproducing device
Inventor: INOUE HIROYUKI
IPC: G11B7/09
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To provide an optical information recording and reproducing device which has a low price, high reliability, long service life, small heat generation and low power consumption, by making information recording/reproduction possible on/from an optical information recording medium, despite the use of a low output light source lacking sufficient optical output or the use of a light source driven at low output. SOLUTION: The device is constituted such that two concave mirrors CM-1, 2 are arranged at prescribed positions near an objective lens OL-1 as a means for reconverging reflected diffracted light, reflect ±1st order diffracted light traveling in a radial direction on account of the fine-pitched group G formed on an optical disk OD, and reconverge it on the optical disk OD. Consequently, in recording information by converging a laser beam from a laser light source LD on the optical disk OD through the objective lens OL-1, the ±1st diffracted light is reconverted on the optical disk OD, and efficently added to the laser beam from the laser light source LD, and the information recording power is increased accordingly at the converged spot, by the added portion.
Patent JP-2002013053-A (JP)
Title: Apparatus and method for disaggregation/oiling of inorganic short fiber
Inventor: ISHII YUTAKA
IPC: D04H1/4209
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To provide such an apparatus and a method for the disaggregation/ oiling of inorganic short fibers so as to contribute to preventing undisaggregated fiber bundles from being left due to the maldisaggregation of an inorganic short fiber felt. SOLUTION: Such undisaggregated fiber bundles as mentioned above are prevented from being left by manufacturing conventional inorganic short fiber felts using a feedstock produced by the use of an apparatus where the fiber disaggregation process is of beating drum type and an oiling unit is incorporated into the disaggregation process.
Patent JP-2002015029-A (JP)
Title: Building support system and building support method
Inventor: SASAKI AKIO
IPC: G06Q50/00
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a building support system and its method by which house builders can reduce costs of building expenses and increase orders received, and a customer can effectively select a house builder complying with the customer's desire from provided information to request house building. SOLUTION: A server device 2 installed on an intermediary trader interested side and each terminal device installed on the house builders side are connected through a telecommunication line 6. The server device 2 includes a transmission/ reception part 12 that transmits a desirable contract amount offered by the customer in advance and the information on the lowest bid price in the present bid prices offered by the house builders to a terminal device 4, and receives the bid prices transmitted from the terminal device 4 through the, telecommunication line 6, compares the bid prices received by the transmission/reception part 12 with the desirable contract amount, and extracts only the bid prices lower than the desirable contract amount to store. The lowest bid price in the stored bid prices is retrieved and sent to the transmission/reception part 12.
Patent JP-2002022757-A (JP)
Title: Current meter mounting frame
Inventor: FUKUMOTO TADASHI
IPC: G01P5/00
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a current meter mounting frame for easily mounting an ultrasonic Doppler current meter to a working ship and positively fixing and recovering the ultrasonic Doppler current meter. SOLUTION: This current meter mounting frame 1 for mounting the current meter 5 for observing tidal currents, to a side board of the ship 6, is formed of a fixed part 2 fixed to the upper part of a shell plate 61 of the ship 6, and a current meter holding shaft 3 provided at one end of the fixed part 2 almost vertically to the water surface so as to be able to hold the current meter 5 at the lower end. The current meter holding shaft 3 is connected to the fixed part 2 through a rotating part 4 so as to be vertically slidable and to be rotatable around the rotating part 4. The fixed part 2 is formed of a fixed member 21 with a joint part 22, and the length of the fixed part 2 is adjustable by connecting another fixed member 21 to the fixed member 21 through the joint part 22.
Patent JP-2002018934-A (JP)
Title: Vehicle lining and its manufacturing method
Inventor: TAKEI SACHIKO
IPC: B29C49/02
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle lining which is obtained via small number of manufacturing processes and to provide its manufacturing method. SOLUTION: A vehicle lining (1) for covering an inner side of a vehicle panel has a main body portion (3) of the lining and a duct portion (4) forming an air passage, at least one of the lining main body and the duct portion being with an adhesive film, the main body portion of the lining and the duct portion being molded into one body.
Patent JP-2002025120-A (JP)
Title: Rewritable optical recording medium and method and device for manufacturing the same
Inventor: SASAKI YOSHIHISA
IPC: G11B7/24073
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a rewritable optical recording medium and a method and device for manufacturing the medium in which illegal recording and reproducing of data is impossible. SOLUTION: The medium has a divided groove region where a plurality of grooves are formed as divided in the rotation direction of the optical recording medium by a part having no groove and has a nondivided groove region where grooves with smaller groove width than the groove width of the divided groove region are continuously formed.
Patent JP-2002021779-A (JP)
Title: Ventilator shaft seal mechanism
Inventor: TAKEBE NORIYUKI
IPC: F04D29/10
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a ventilator shaft seal mechanism preventing acid low- temperature corrosion in a rotational shaft and the like by reducing generation of acid dew condensation. SOLUTION: In a combustion air/gas system for a boiler, the ventilator shaft seal mechanism is constructed by arranging a shaft seal box 3 for each of an induced draft ventilator 8 handling combustion gas and a gas recirculation ventilator 9, a forced draft ventilator 4 for feeding combustion air to a furnace 7 and feeding high-temperature seal air to the shaft seal boxes 3, a steam type air pre-heater 5, a regeneration type air pre-heater 6, and a high-temperature seal air pipe 11. Because the vicinity of the shaft seal part is heated by means of the high-temperature seal air, dew condensation of sulfuric acid formed by binding between a sulfur content in gas and water is not generated, and consequently, acid low-temperature corrosion can be prevented in the rotary shaft and the like.
Patent JP-2001123257-A (JP)
Title: Manufacturing method of large forged stock
Inventor: THAMBOO SAMUEL V
IPC: C22F1/10
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method to forge a large parts of a 718 alloy so as not to allow any abnormal grain growth. SOLUTION: The manufacturing method includes a) process to prepare a billet 14 having the average grain size of ASTM0-ASTM3, b) a process to heat the billet 14 to the temperature of 1,750-1,800 deg.F, c) a process to upset the billet 14 to obtain a parts 24 having the minimum strain of 0.125 at least in a predetermined area, d) a process to re-heat the parts 24 to the temperature of 1,750-1,800 deg.F, e) a process to upset the parts 24 to the final shape so that the predetermined area is not subjected to the strain of 0.01 to 0.125, f) a process to achieve the solution treatment of the parts 24 at the temperature of 1,725-1,750 deg.F, and g) a process to achieve the aging treatment of the parts 24 for a predetermined time at diversified temperature. Abnormal grain growth occurs in the predetermined area of the parts by modified methods of this method.
Patent JP-2001346721-A (JP)
Title: Stool type toilet cover mounted with mirror
Inventor: KITAURA TOMOKO
IPC: A47K13/24
Filed: 2000-06-09
Abstract: PROBLEM TO BE SOLVED: To easily observe one's own buttock part and anus by one's own eyes, to find a disease of the buttock part and the anus without being looked at by another person, to easily inserting a suppository into the anus and pasting a medicine to the buttock part without a help of another person, and to find filthiness of the anus at excretion time. SOLUTION: This mirror is installed inside a cover of a stool type toilet. When opening the cover when using the Western style toilet, the inside of the cover of the stool type toilet appears. At this time, when peeping at the cover of the stool type toilet from a crotch, the one's own hip part and anus are reflected on the mirror installed in a cover part. Such constitution can enable a user to find the disease of the buttock part and the anus by his own eyes without being looked at by another person, to easily insert the suppository into the anus and paste the medicine to the buttock part without a help of another person, and to find the filthiness of the anus at excretion time.
Patent JP-2002031246-A (JP)
Title: Butterfly valve
Inventor: TSUKAHARA NAOKI
IPC: F16K1/22
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide a butterfly valve preventing a valve element seat from excessively biting into a valve easing seat while maintaining a totally closed state always without leakage by preventing the formation of a clearance between the valve element seat and the valve casing seat caused by the expansion of a valve casing. SOLUTION: The valve casing seat 12 is provided inside the valve casing 11, and a valve element seat 15 coming in sliding contact with the valve casing seat 12 is provided at the peripheral edge part of a valve element 14 disposed inside the valve casing 11. A valve stem 13 is disposed being radially inserted through the valve element 14, and the valve element 14 is provided to be rotatable between a totally closed position and a totally open position around the axis of the valve stem 13. The head end side 13a and foot end side 13b of the valve stem 13 are rotatably supported by both valve casing boss parts 16, 17 provided at both side parts in the radial direction of the valve casing 11.  A connecting pin 18 piercing the valve element 14 in the radial direction of the valve stem 3 to connect and fix the valve element 14 and the valve stem 13 to each other is disposed in proximity to the valve casing boss 17 for holding the foot end side 13b of the valve stem 13.
Patent JP-2002033918-A (JP)
Title: Image reader
Inventor: ISOZAKI ATSUSHI
IPC: H04N1/405
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To reproduce binary image of an original with sufficiently high accuracy, at reading the binary image in a halftone mode. SOLUTION: An image signal from an image scanner is processed in a halftone mode (S3), and the image signal is corrected with such characteristics that the image signal can approach an image signal processed in a binary mode (S4). Therefore, the binary image of an original can be reproduced with sufficiently high accuracy at reading of the binary image in the halftone mode.
Patent JP-2002031526-A (JP)
Title: Distance measuring apparatus
Inventor: IDE MASATAKA
IPC: G01C3/06
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a distance measuring apparatus capable of being reduced in cost and size and making distance measurements at high performance. SOLUTION: In one embodiment, the distance measuring apparatus includes a light projecting means for projecting distance-measuring light; light splitting means for splitting the distance-measuring light in plural directions; a light receiving means for receiving the distance-measuring light projected and split through the light splitting means and reflected from the subject of distance measurement; and a detecting means for detecting the distance to the subject based on an output of the light receiving means. The light splitting means comprise a plurality of electrically controllable diffraction or reflection optical elements split apart from one another.
Patent JP-2002033038-A (JP)
Title: Breaker fixing structure
Inventor: KAJIMA RYUJI
IPC: H02B1/42
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide breaker fixing structure capable of attaching or detaching a breaker in simple structure by moving before and behind on a fixing table, and obtaining strong connection structure. SOLUTION: Projections 3a and 3b are installed in the lower parts of a front 1a and a back 1b of the breaker 1, a vertical locking piece 8 for locking the front side projection 3a is integratedly installed in a breaker fixing table 2, and a spring 5 for locking the back side projection 3b is installed. The spring 5 having elasticity is assembled to be inclinable backward to the fixing table 2, tilted by the placing operation of the breaker 1, the vertical locking piece 8 locks the front side projection body 3a by the slide operation to the front, and the spring 5 stands up and locks the back side projection 3b.